Holmes Holmes Window Fan with Twin 6-Inch Reversible Airflow Blades, White

Size:Medium | Style Name:Manual Controls The Holmes 7-Inch Twin Window Fan with Reversible Air Blades helps to maintain your comfort level with two speed settings. Manually reverse your fan to intake fresh air and exhaust stale air. It is designed to fit most double-hung and slider windows and includes an adjustable extender screen and extender panel.